arm64: dts: rockchip: add missing pmic information on Qnap-TS433

Fill in the missing pieces for RK809 pmic used on the TS433.

The regulator setup comes from the vendor-devicetree, so without proper
schematics its accuracy is somewhat unclear, but it looks really similar
to all the other rk3568 boards, so follows the reference design it seems.

The one caveat is related to vcc3v3_sd. This regulator needs to stay on.
When turned off because of no users, access to both PCIe controllers
will stall. Maybe this rail does supply the 100MHz refclk generation
or so.

Tested-by: Uwe Kleine-König <ukleinek@debian.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20240723195538.1133436-13-heiko@sntech.de
[ upstream commit: ee078c7daa98353496410b715a5acbb41d7d3a90 ]

(cherry picked from commit 48951cb085998a5c8e3650351a794b136dac648f)
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

diff --git a/dts/upstream/src/arm64/rockchip/rk3568-qnap-ts433.dts b/dts/upstream/src/arm64/rockchip/rk3568-qnap-ts433.dts
index 4bccefc0537edcf9451ee9a227e0ce220703774a..b807da6e8501580b76ae161167049dbab3deb946 100644 (file)
--- a/dts/upstream/src/arm64/rockchip/rk3568-qnap-ts433.dts
+++ b/dts/upstream/src/arm64/rockchip/rk3568-qnap-ts433.dts
@@ -102,6 +102,16 @@
                vin-supply = <&dc_12v>;
        };
 
+       vcc3v3_sys: regulator-vcc3v3-sys {
+               compatible = "regulator-fixed";
+               regulator-name = "vcc3v3_sys";
+               regulator-always-on;
+               regulator-boot-on;
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               vin-supply = <&dc_12v>;
+       };
+
        vcc5v0_host: regulator-vcc5v0-host {
                compatible = "regulator-fixed";
                enable-active-high;
@@ -207,7 +217,216 @@
                compatible = "rockchip,rk809";
                reg = <0x20>;
                interrupt-parent = <&gpio0>;
-               interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
+               interrupts = <RK_PA3 IRQ_TYPE_LEVEL_LOW>;
+               #clock-cells = <1>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pmic_int_l>;
+               system-power-controller;
+               vcc1-supply = <&vcc3v3_sys>;
+               vcc2-supply = <&vcc3v3_sys>;
+               vcc3-supply = <&vcc3v3_sys>;
+               vcc4-supply = <&vcc3v3_sys>;
+               vcc5-supply = <&vcc3v3_sys>;
+               vcc6-supply = <&vcc3v3_sys>;
+               vcc7-supply = <&vcc3v3_sys>;
+               vcc8-supply = <&vcc3v3_sys>;
+               vcc9-supply = <&vcc3v3_sys>;
+               wakeup-source;
+
+               regulators {
+                       vdd_logic: DCDC_REG1 {
+                               regulator-name = "vdd_logic";
+                               regulator-always-on;
+                               regulator-boot-on;
+                               regulator-initial-mode = <0x2>;
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <1350000>;
+                               regulator-ramp-delay = <6001>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vdd_gpu: DCDC_REG2 {
+                               regulator-name = "vdd_gpu";
+                               regulator-always-on;
+                               regulator-initial-mode = <0x2>;
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <1350000>;
+                               regulator-ramp-delay = <6001>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vcc_ddr: DCDC_REG3 {
+                               regulator-name = "vcc_ddr";
+                               regulator-always-on;
+                               regulator-boot-on;
+                               regulator-initial-mode = <0x2>;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                               };
+                       };
+
+                       vdd_npu: DCDC_REG4 {
+                               regulator-name = "vdd_npu";
+                               regulator-initial-mode = <0x2>;
+                               regulator-min-microvolt = <500000>;
+                               regulator-max-microvolt = <1350000>;
+                               regulator-ramp-delay = <6001>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vcc_1v8: DCDC_REG5 {
+                               regulator-name = "vcc_1v8";
+                               regulator-always-on;
+                               regulator-boot-on;
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vdda0v9_image: LDO_REG1 {
+                               regulator-name = "vdda0v9_image";
+                               regulator-always-on;
+                               regulator-min-microvolt = <900000>;
+                               regulator-max-microvolt = <900000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vdda_0v9: LDO_REG2 {
+                               regulator-name = "vdda_0v9";
+                               regulator-always-on;
+                               regulator-boot-on;
+                               regulator-min-microvolt = <900000>;
+                               regulator-max-microvolt = <900000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vdda0v9_pmu: LDO_REG3 {
+                               regulator-name = "vdda0v9_pmu";
+                               regulator-always-on;
+                               regulator-boot-on;
+                               regulator-min-microvolt = <900000>;
+                               regulator-max-microvolt = <900000>;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                                       regulator-suspend-microvolt = <900000>;
+                               };
+                       };
+
+                       vccio_acodec: LDO_REG4 {
+                               regulator-name = "vccio_acodec";
+                               regulator-always-on;
+                               regulator-boot-on;
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vccio_sd: LDO_REG5 {
+                               regulator-name = "vccio_sd";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vcc3v3_pmu: LDO_REG6 {
+                               regulator-name = "vcc3v3_pmu";
+                               regulator-always-on;
+                               regulator-boot-on;
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                                       regulator-suspend-microvolt = <3300000>;
+                               };
+                       };
+
+                       vcca_1v8: LDO_REG7 {
+                               regulator-name = "vcca_1v8";
+                               regulator-always-on;
+                               regulator-boot-on;
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vcca1v8_pmu: LDO_REG8 {
+                               regulator-name = "vcca1v8_pmu";
+                               regulator-always-on;
+                               regulator-boot-on;
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+
+                               regulator-state-mem {
+                                       regulator-on-in-suspend;
+                                       regulator-suspend-microvolt = <1800000>;
+                               };
+                       };
+
+                       vcca1v8_image: LDO_REG9 {
+                               regulator-name = "vcca1v8_image";
+                               regulator-always-on;
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vcc_3v3: SWITCH_REG1 {
+                               regulator-name = "vcc_3v3";
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+
+                       vcc3v3_sd: SWITCH_REG2 {
+                               regulator-name = "vcc3v3_sd";
+                               /*
+                                * turning this off, breaks access to both
+                                * PCIe controllers, refclk generator perhaps
+                                */
+                               regulator-always-on;
+                               regulator-boot-on;
+
+                               regulator-state-mem {
+                                       regulator-off-in-suspend;
+                               };
+                       };
+               };
        };
 
        vdd_cpu: regulator@40 {
@@ -290,6 +509,12 @@
                };
        };
 
+       pmic {
+               pmic_int_l: pmic-int-l {
+                       rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
+               };
+       };
+
        usb {
                vcc5v0_host_en: vcc5v0-host-en {
                        rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;